Seat back for an exercise device



FIG. 1 is a front, side perspective view of a seat back shown on an exercise device;

FIG. 2 is a front, side perspective view of the seat back for an exercise device of FIG. 1;

FIG. 3 is a front view of the seat back of FIG. 1;

FIG. 4 is a rear view of the seat back of FIG. 1;

FIG. 5 is a side view of the seat back of FIG. 1.

FIG. 6 is a top view of the seat back of FIG. 1; and,

FIG. 7 is a bottom view of the seat back of FIG. 1.

The ornamental design that is claimed is shown in solid lines in the drawings: The broken (dashed) lines shown in the drawings are included for the purpose of illustrating environmental elements only and form no part of the claimed design. 

We claim the ornamental design for a seat back for an exercise device, as shown and described. 